Gull, E. British economic interests in the far east. Oxford university press.
Čikaški stil citiranja (17. izdanje)Gull, E.M. British Economic Interests in the Far East. Oxford university press.
MLA način citiranja (8. izdanje)Gull, E.M. British Economic Interests in the Far East. Oxford university press.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.